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Finding the Fourth Proportional to 265,976.99, 367,046.37 and 151,255.56

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Solution

The fourth proportional to 265,976.99, 367,046.37 and 151,255.56 is: 208,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,976.99 : 367,046.37 = 151,255.56 : x
  2. Step 2: Convert to fraction form
    265,976.99/367,046.37 = 151,255.56/x
  3. Step 3: Cross multiply
    265,976.99x = 367,046.37 × 151,255.56
  4. Step 4: Simplify right side
    265,976.99x = 55,517,804,240.32
  5. Step 5: Solve for x
    x = 55,517,804,240.32/265,976.99
  6. Step 6: Final answer
    x = 208,731.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.